Iodine (Organically Bound) (6.25 mg) Each drop contains approximately 0.25 mg Iodine is important for energy production and proper growth and development and helps the normal function of the thyroid gland. It is believed to play an important role in regulating the body’s production of energy, promoting growth and development and stimulating metabolism. Iodine is an integral part of thyroxine, a key hormone produced by the thyroid gland. The thyroid gland controls metabolism and iodine is required for thyroid function. Deficiency of Iodine results in goiter, obesity, lack of mental energy, lack of pep, skin wrinkling, infections, nervous disturbances.